DE69738660D1 - Use of calcium carbonate in an acidic aqueous medium - Google Patents

Use of calcium carbonate in an acidic aqueous medium

Info

Publication number
DE69738660D1
DE69738660D1 DE69738660T DE69738660T DE69738660D1 DE 69738660 D1 DE69738660 D1 DE 69738660D1 DE 69738660 T DE69738660 T DE 69738660T DE 69738660 T DE69738660 T DE 69738660T DE 69738660 D1 DE69738660 D1 DE 69738660D1
Authority
DE
Germany
Prior art keywords
calcium carbonate
aqueous medium
acidic aqueous
acidic
medium
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69738660T
Other languages
German (de)
Other versions
DE69738660T3 (en
DE69738660T2 (en
Inventor
Donald Kendall Drummond
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Minerals Technologies Inc
Original Assignee
Minerals Technologies Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25101879&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69738660(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Minerals Technologies Inc filed Critical Minerals Technologies Inc
Application granted granted Critical
Publication of DE69738660D1 publication Critical patent/DE69738660D1/en
Publication of DE69738660T2 publication Critical patent/DE69738660T2/en
Publication of DE69738660T3 publication Critical patent/DE69738660T3/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/18—Carbonates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/18—Carbonates
    • C01F11/185—After-treatment, e.g. grinding, purification, conversion of crystal morphology
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/02—Compounds of alkaline earth metals or magnesium
    • C09C1/021—Calcium carbonates
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
    • D21H17/675—Oxides, hydroxides or carbonates
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/71—Mixtures of material ; Pulp or paper comprising several different materials not incorporated by special processes
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/22—Rheological behaviour as dispersion, e.g. viscosity, sedimentation stability
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/03—Non-macromolecular organic compounds
    • D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
    • D21H17/07—Nitrogen-containing compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/65—Acid compounds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/66—Salts, e.g. alums
DE69738660T 1996-12-30 1997-12-05 Use of calcium carbonate in an acidic aqueous medium Expired - Lifetime DE69738660T3 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/774,662 US6228161B1 (en) 1996-12-30 1996-12-30 Use of calcium carbonate in an acidic aqueous media
US774662 1996-12-30
EP04078363A EP1553053B2 (en) 1996-12-30 1997-12-05 The use of calcium carbonate in an acidic aqueous medium

Publications (3)

Publication Number Publication Date
DE69738660D1 true DE69738660D1 (en) 2008-06-12
DE69738660T2 DE69738660T2 (en) 2009-07-09
DE69738660T3 DE69738660T3 (en) 2012-02-02

Family

ID=25101879

Family Applications (4)

Application Number Title Priority Date Filing Date
DE69738660T Expired - Lifetime DE69738660T3 (en) 1996-12-30 1997-12-05 Use of calcium carbonate in an acidic aqueous medium
DE69728906T Expired - Lifetime DE69728906T3 (en) 1996-12-30 1997-12-05 USE OF CALCIUM CARBONATE IN AN ACID AQUEOUS MEDIUM
DE0000954512T Pending DE97954983T1 (en) 1996-12-30 1997-12-05 USE OF CALCIUM CARBONATE IN AN ACID AQUEOUS MEDIUM
DE69733727T Expired - Lifetime DE69733727T3 (en) 1996-12-30 1997-12-05 Use of calcium carbonate in an acidic aqueous medium

Family Applications After (3)

Application Number Title Priority Date Filing Date
DE69728906T Expired - Lifetime DE69728906T3 (en) 1996-12-30 1997-12-05 USE OF CALCIUM CARBONATE IN AN ACID AQUEOUS MEDIUM
DE0000954512T Pending DE97954983T1 (en) 1996-12-30 1997-12-05 USE OF CALCIUM CARBONATE IN AN ACID AQUEOUS MEDIUM
DE69733727T Expired - Lifetime DE69733727T3 (en) 1996-12-30 1997-12-05 Use of calcium carbonate in an acidic aqueous medium

Country Status (19)

Country Link
US (2) US6228161B1 (en)
EP (3) EP1553053B2 (en)
JP (1) JP3427359B2 (en)
KR (1) KR100504668B1 (en)
CN (1) CN1073050C (en)
AR (1) AR010838A1 (en)
AT (3) ATE299476T1 (en)
AU (1) AU731405B2 (en)
BR (1) BR9714124A (en)
CA (1) CA2276353C (en)
DE (4) DE69738660T3 (en)
ES (3) ES2243857T3 (en)
HK (1) HK1082722A1 (en)
NO (1) NO993202D0 (en)
NZ (1) NZ336272A (en)
PL (1) PL334388A1 (en)
RU (1) RU2179607C2 (en)
TW (1) TW442593B (en)
WO (1) WO1998029601A2 (en)

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Also Published As

Publication number Publication date
US7033428B2 (en) 2006-04-25
JP3427359B2 (en) 2003-07-14
DE69728906D1 (en) 2004-06-03
ATE265395T1 (en) 2004-05-15
CA2276353C (en) 2004-04-13
US20020148582A1 (en) 2002-10-17
DE69738660T3 (en) 2012-02-02
DE97954983T1 (en) 2004-04-22
WO1998029601A2 (en) 1998-07-09
EP1396474B2 (en) 2010-07-21
BR9714124A (en) 2000-09-05
TW442593B (en) 2001-06-23
CA2276353A1 (en) 1998-07-09
AU6316398A (en) 1998-07-31
DE69738660T2 (en) 2009-07-09
ATE299476T1 (en) 2005-07-15
EP0954512B1 (en) 2004-04-28
ES2243857T3 (en) 2005-12-01
EP1553053B1 (en) 2008-04-30
JP2001507762A (en) 2001-06-12
DE69733727T3 (en) 2011-02-03
ES2204363T3 (en) 2004-11-16
EP1553053B2 (en) 2011-05-04
CN1073050C (en) 2001-10-17
CN1242757A (en) 2000-01-26
KR20000062346A (en) 2000-10-25
EP0954512A2 (en) 1999-11-10
DE69728906T3 (en) 2011-05-12
DE69728906T2 (en) 2005-04-21
ES2305659T3 (en) 2008-11-01
WO1998029601A3 (en) 1998-09-11
PL334388A1 (en) 2000-02-28
ATE393759T1 (en) 2008-05-15
NZ336272A (en) 2000-12-22
EP1396474B1 (en) 2005-07-13
US6228161B1 (en) 2001-05-08
ES2204363T1 (en) 2004-05-01
EP1553053A1 (en) 2005-07-13
DE69733727D1 (en) 2005-08-18
NO993202L (en) 1999-06-28
KR100504668B1 (en) 2005-07-29
EP0954512B2 (en) 2010-07-21
RU2179607C2 (en) 2002-02-20
AU731405B2 (en) 2001-03-29
HK1082722A1 (en) 2006-06-16
NO993202D0 (en) 1999-06-28
DE69733727T2 (en) 2006-06-01
EP1396474A3 (en) 2004-03-17
AR010838A1 (en) 2000-07-12
EP1396474A2 (en) 2004-03-10

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